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Atlas Scientific pH calibration solutions are made using a four-stage process to ensure the highest accuracy
Choice of 2 digital outputs: Logic Level (High/Low) and RS232 serial
there are also two Grove connectors
local system log
Their small size allows you to add up to four different sensors
Photoelectric Sensor 10cm PR18-BC10DNO Diffuse Reflection PoE Ethernet Switch Atlas Scientific pH calibration solutionsPhotoelectric Sensor 10cm PR18 BC10DNO Diffuse Reflection Datasheet Link Specifications type Diffuse reflection Sensing distance 10cm Target White card reflection rate 90% Sensing object Opaque Light source Infrared LED (880nm) Output ways NPN Output status NO Residual voltage 2. 5V Supply Voltage 1030 VDC Load current 200mA Current consumption 25mA Response time <8. 2ms Hysteresis range 320% Repeat accuracy 5% Ambient temperature 1555 Ambient